81610011

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4643}}^1$

素因数の和:4693

約数の個数: 40

約数和(自身を含む): 143852544

約数和(自身を除く): 62242533

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 4643, 5859, 13929, 17577, 32501, 41787, 97503, 125361, 143933, 292509, 376083, 431799, 877527, 1007531, 1295397, 2632581, 3022593, 3886191, 9067779, 11658573, 27203337, 81610011]

約数ペア:

[(1, 81610011), (3, 27203337), (7, 11658573), (9, 9067779), (21, 3886191), (27, 3022593), (31, 2632581), (63, 1295397), (81, 1007531), (93, 877527), (189, 431799), (217, 376083), (279, 292509), (567, 143933), (651, 125361), (837, 97503), (1953, 41787), (2511, 32501), (4643, 17577), (5859, 13929)]